20201125572

素因数分解:

$2^2\times 3^5\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{2671}}^1$

素因数の和:2972

約数の個数: 144

約数和(自身を含む): 54901776384

約数和(自身を除く): 34700650812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 162, 186, 243, 251, 279, 324, 372, 486, 502, 558, 753, 837, 972, 1004, 1116, 1506, 1674, 2259, 2511, 2671, 3012, 3348, 4518, 5022, 5342, 6777, 7533, 7781, 8013, 9036, 10044, 10684, 13554, 15066, 15562, 16026, 20331, 23343, 24039, 27108, 30132, 31124, 32052, 40662, 46686, 48078, 60993, 70029, 72117, 81324, 82801, 93372, 96156, 121986, 140058, 144234, 165602, 210087, 216351, 243972, 248403, 280116, 288468, 331204, 420174, 432702, 496806, 630261, 649053, 670421, 745209, 840348, 865404, 993612, 1260522, 1298106, 1340842, 1490418, 1890783, 2011263, 2235627, 2521044, 2596212, 2681684, 2980836, 3781566, 4022526, 4471254, 6033789, 6706881, 7563132, 8045052, 8942508, 12067578, 13413762, 18101367, 20120643, 20783051, 24135156, 26827524, 36202734, 40241286, 41566102, 54304101, 62349153, 72405468, 80482572, 83132204, 108608202, 124698306, 162912303, 187047459, 217216404, 249396612, 325824606, 374094918, 561142377, 651649212, 748189836, 1122284754, 1683427131, 2244569508, 3366854262, 5050281393, 6733708524, 10100562786, 20201125572]

約数ペア:

[(1, 20201125572), (2, 10100562786), (3, 6733708524), (4, 5050281393), (6, 3366854262), (9, 2244569508), (12, 1683427131), (18, 1122284754), (27, 748189836), (31, 651649212), (36, 561142377), (54, 374094918), (62, 325824606), (81, 249396612), (93, 217216404), (108, 187047459), (124, 162912303), (162, 124698306), (186, 108608202), (243, 83132204), (251, 80482572), (279, 72405468), (324, 62349153), (372, 54304101), (486, 41566102), (502, 40241286), (558, 36202734), (753, 26827524), (837, 24135156), (972, 20783051), (1004, 20120643), (1116, 18101367), (1506, 13413762), (1674, 12067578), (2259, 8942508), (2511, 8045052), (2671, 7563132), (3012, 6706881), (3348, 6033789), (4518, 4471254), (5022, 4022526), (5342, 3781566), (6777, 2980836), (7533, 2681684), (7781, 2596212), (8013, 2521044), (9036, 2235627), (10044, 2011263), (10684, 1890783), (13554, 1490418), (15066, 1340842), (15562, 1298106), (16026, 1260522), (20331, 993612), (23343, 865404), (24039, 840348), (27108, 745209), (30132, 670421), (31124, 649053), (32052, 630261), (40662, 496806), (46686, 432702), (48078, 420174), (60993, 331204), (70029, 288468), (72117, 280116), (81324, 248403), (82801, 243972), (93372, 216351), (96156, 210087), (121986, 165602), (140058, 144234)]